89238416

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{129707}}^1$

素因数の和:129758

約数の個数: 20

約数和(自身を含む): 176921712

約数和(自身を除く): 87683296

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 129707, 259414, 518828, 1037656, 2075312, 5577401, 11154802, 22309604, 44619208, 89238416]

約数ペア:

[(1, 89238416), (2, 44619208), (4, 22309604), (8, 11154802), (16, 5577401), (43, 2075312), (86, 1037656), (172, 518828), (344, 259414), (688, 129707)]